Top 10 Seed Heating Mat 20×20 – Plant Heating Mats

As an Amazon Associate I earn from qualifying purchases.

1. AC Infinity

#ad

Waterproof Seedling Heat Mat 3" x 20" MET & UL-Certified Heating Pad for Indoor Gardening, Cloning, Germination, Hydroponics, AC Infinity SUNCORE A1

#ad
AC Infinity #ad - 80-87°f heating range | warms up to 20°f above Ambient Temp. Nylon Bag. 3 x 20 in. 6. 5w | inc. Crafted with ip-67 quad-layer pvC that’s flexible, resistant to wear-and-tear, and easy to wipe clean. A heating mat designed to accelerate and improve the success of seed starting and germination. Verifiable ul e518635 & met e115128 certifications for electrical safety thru online directories. Features an innovative far-infrared film that warms up faster, and distributes soft heat more evenly.
BrandAC Infinity #ad
ManufacturerAC Infinity #ad
Part NumberAC-SMA1

2. VIVOSUN

#ad

VIVOSUN 20" x 20.75" Seedling Heat Mat and Digital Thermostat Combo Set

#ad
VIVOSUN #ad - Built to last: supple, flexible and ultra-durable, with a fortified connection between mat and power cord, vivosun goes beyond stringent MET standards, water-resistance that enables safe scrubbing and a 1-year warranty.

Best savings in the market: this 20" x 2075" mat is perfect for two standard 1020 trays and slightly larger than comparable mats on the market; it also runs on only 45 Watts to help you save on electricity. Reliable results: vivosun's professional heat mat maintains temperatures in the sweet spot of around 10℉-20℉ above ambient air temperature - perfect for seed starting and cutting propagation.

Stable, uniform heat: vivosun's strengthened alloy nikrothal heating wire and extra layer of insulating PET film ensure this durable mat never scorches your roots and produces lots of revitalizing dew when used with a humidity dome. Plants' best friend: works perfectly for spring seedling starts, in the winter or any time your plants need a heat boost.
BrandVIVOSUN #ad
ManufacturerVIVOSUN #ad
Warranty1 Year

3. OPULENT SYSTEMS

#ad

OPULENT SYSTEMS 2 Pack Durable Waterproof Seedling Heat Mat Seed Starting Plant Warm Hydroponic Heating Pad for Indoor Seedling and Germination 10x20.75 Inch 20W MET Standard

#ad
OPULENT SYSTEMS #ad - It is can be used indoors, and greenhouses to deliver enough heat to get your garden development and healthy. It is easy to roll up the heating mad and storage for reuse. Quick response & friend customer service level.

Made more durable :made of durable PVC materials and multi-layers structure. The heat mat has the safe electricity with 20 watts power with ME standard. Product details printed on mat : product dimensions is 10”x2075”, the size is great for standard 1020 trays. High reliability and performance :opulent systems provides the heat mat around 110℉-20℉ above ambient room temperature to insure professional, functional and reliable standard.

Easy to clean and storage:with the water-resistant function, It is easy for the users to clean, rinse with clear water and wipe dry with clean cloth. Extensible to variety use: perfect to use for seeding, such as those used in reptile, homebrewing a and pet enclosures terrariums, germination, rodent and arachnid. Internal insulated wiring for enhanced safety.
BrandOPULENT SYSTEMS #ad
ManufacturerOPULENT SYSTEMS #ad
Height0.05 Inches
Length20.75 Inches
Width10 Inches

4. iPower

#ad

Black, iPower 20" x 20" Warm Hydroponic Seedling Heat Mat and Digital Thermostat Control Combo Set for Seed Germination

#ad
iPower #ad - Thermostat provides constant temperature control for homebrewing, germination and fermentation. Temperature range: digital thermostat provides temperature control between 40°F - 108°F 5-42°C, Choice of Celsius or Fahrenheit readout.

The sensor probe delivers accurate readings in both cool and warm environments. Professional reliability: heat mat warms 10-20°F above ambient room temperature to improve vegetable, herb, and flower seed germination. Quality guarantee: 1 Year Manufacturer Warranty. Durability: seedling heat mat is the new stronger heating wire and thicker multi-layer construction. Package includes: 1 - heat mat 20"x 20" watt: 48w / 60 hz / 8. 3 amps max / 1 - digital thermostat 120 volts / 1000 Watts Easy plug-in operation with LED illuminated indicator lights & three-prong grounded plug.
BrandiPower #ad
ManufactureriPower #ad
Height6 Inches
Length7.5 Inches
Weight2.3 Pounds
Width21.5 Inches
Part NumberB01IDQD7TS
Model20" x 20" Warm Hydroponic

5. VIVOSUN

#ad

VIVOSUN Durable Waterproof Seedling Heat Mat Warm Hydroponic Heating Pad 20" x 20" MET Standard

#ad
VIVOSUN #ad - Best savings in the market: this 20" x 2075" mat is perfect for two standard 1020 trays and slightly larger than comparable mats on the market; it also runs on only 40 Watts to help you save on electricity.

Built to last: supple, vivosun goes beyond stringent MET standards, flexible and ultra-durable, water-resistance that enables safe scrubbing and a 1-year warranty. Innovative heating: with radiate far-infrared light wave, making the heat source softer, and proving the seeds with enough heat, it can be heated up to 40 ℃(104℉)at an ambient temperature of 20-25 ℃(68-77℉)in minutes; Recommended for use with VIVOSUN's thermostat.

Stable, uniform heat: vivosun's strengthened heating film ensure this durable mat never scorches your roots and produces lots of revitalizing dew when used with a humidity dome. Reliable results: vivosun’s professional heat mat maintains temperatures in the sweet spot of around 20-30℃(68-86℉)- perfect for seed starting and cutting propagation.
BrandVIVOSUN #ad
ManufacturerVIVOSUN #ad
Height3.54 Inches
Length21.26 Inches
Weight1.1 Pounds
Width3.54 Inches
Part NumberFBA_330101
Warranty1 Year

6. Burpee

#ad

Jump Start 9" x 19 1/2" Waterproof Seedling Heat Mat

#ad
Burpee #ad - Completely water-proof. Recommended for use with all 10" x 20" Burpee seed starting Kits. Included is one 9" x 19 1/2" heat mat. No assembly required. Ul listed. 17 watts, 120 V heat mat.
BrandBurpee #ad
ManufacturerBurpee #ad
Height1 Inches
Length9.25 Inches
Weight1 Pounds
Width21.5 Inches
Part Number91056
Model91056

7. iPower

#ad

IPower GLHTMTCTRLHTMTLX2 2 Pack 48" x 20" Warm Hydroponic Seedling Heat Mat and Digital Thermostat Control Combo Set for Seed Germination, Black

#ad
iPower #ad - Good service: if you are not completely satisfied with our product or receive a defective product we are happy to find an acceptable solution. Thermostat provides constant temperature control for your various environments. Quality : entire seedling heat mat MET listed, ETL listed seedling heat mat cord, and CETL listed digital thermostat.

Uniform and stable temperature: seedling heat mat is the new stronger heating wire and thicker multi-layer construction, can warm root area 10-20°F over ambient temperature. 3 amps max/ 60 hz/ 1000 watts easy plug-in operation with LED illuminated indicator lights & three-prong grounded plug. Temperature control: digital thermostat provides temperature control between 40°F - 108°F 5-42°C, Choice of Celsius or Fahrenheit readout.

Variety of uses: perfect for indoor gardening, for better plant growth and flower seed germination, spring seedling starts and cutting propagation. The sensor probe delivers accurate readings in both cool and warm environments. Please do not hesitate to contact us with any questions or concerns. Package includes: 2 - heat mat 48"x 20" watt: 100w/ 2 - digital thermostat 120 volts/ 8.
BrandiPower #ad
ManufactureriPower #ad
Height8.7 Inches
Length20.9 Inches
Width8.7 Inches
Part NumberGLHTMTCTRLHTMTLX2
ModelGLHTMTCTRLHTMTLX2

8. Seedfactor

#ad

MET Certified 2 Pack Seedling Heat Mat, Seedfactor Waterproof Durable Germination Station Heat Mat, Warm Hydroponic Heating Pad for Indoor Home Gardening Seed Starter10" X 20"

#ad
Seedfactor #ad - Designing with waterproof construction, the new, our seeding heat mat is safe for use indoor plantings, stronger heating wire and thicker multi-layer construction offer more uniform heating and the durability to withstand rugged greenhouse environments.

Ensures the root area of seedlings remains between 70℉and 85℉ to ensure growth and increased germination. Met safety certified;comply with UL 499;CSA C22. 2 no. 64. The seedfactor seeding heat mat adopts the latest 7. 5mm thickening, high temperature resistant, 105 degrees of high temperature resistant cylindrical SJTW 5. 9ft water-proof power cord thicker than the general power cord, safer and more durable, solid, and guarantee the stability of seedling mat safety work. Available in 4 sizes: mini:3. 5"x21", watt: 17. 5w ; medium: 20"x20", watt: 7. 3w ; small: 10"x20", watt: 45w ; large: 48"x20", Watt: 100W.
BrandSeedfactor #ad
ManufacturerSeedfactor #ad

9. iPower

#ad

IPower GLHTMTLX2 2-Pack Durable Waterproof Seedling Heat Mat 48" x 20" Warm Hydroponic Plant Germination Starting Pad, Black

#ad
iPower #ad - Stable and uniform heat: the thickened heat conducting wire is evenly laid on the heating pad the heat conduction is fast and the temperature is balanced, to avoid the uneven temperature of the heating pad to damage the seed germination ;.

Convenient and durable: ipower heating pad is waterproof and easy to clean; durable insulated wires increase the safety of use; the connection between the pad and the power cord is strong and durable. Changes after use: increase and improve the success rate of seed germination and seedling growth rate, it is recommended to check the growth temperature range of seeds or seedlings before use.

High-quality service: ipower treats esteemed customers with a sincere attitude, pre-sale product consultation and after-sales service issues, builds products with heart, you can always contact us. Reliable results: ipower has a professional heating pad that can keep the temperature at 10 ° F-20 ° F 6 ° C-12 ° C higher than the surrounding air temperature, making it the best choice for temperature-sprouting seeds.
BrandiPower #ad
ManufactureriPower #ad
Height4 Inches
Length20.5 Inches
Width8 Inches
Part NumberGLHTMTLX2
ModelGLHTMTLX2
Warranty1 year

10. iPower

#ad

IPower Durable Waterproof Seedling Heat Mat 48" x 20" Warm Hydroponic Heating Pad

#ad
iPower #ad - Variety of uses: perfect for seeding, and pet enclosures terrariums, homebrewing, such as those used in reptile, germination, rodent and arachnid.

Durability: internal insulated wiring for enhanced safety. Provides constant temperature to improve vegetable, herb, plant, and flower seed germination. Dimensions: 10"x 205", watt: 48w; 48"x 20", watt: 17. 5w; 20"x 20", watt: 100w; length of Power Cord: 5. 90ft. Heavy duty multi-layer construction, water-resistance that enables safe scrubbing. Quality guarantee: 1 Year Manufacturer Warranty. Professional reliability: warms 10-20°F above ambient room temperature.
BrandiPower #ad
ManufactureriPower #ad
Height5.9 Inches
Length5.7 Inches
Width21.4 Inches
Part NumberGLHTMTL
ModelDurable Waterproof